Zones Zone Name Habitats Habitat Code Area (ha) Z1 Etang d'en Haut Permanent oligotrophic lakes, ponds and pools Z1_Ea 0.405 Armorican acidophile oak forests Z1_Fo 0.884 Ulex heaths Z1_La 0.059 Z2 Etang du Châtenay Mixed Atlantic Quercus forests with Hyacinthoides non-scripta Z2_Bo1 0.059 Z2_Bo2 0.151 Z2_Bo3 0.408 Z2_Bo4 0.458 Z2_Bo5 0.429 Z2_Bo6 0.466 Permanent oligotrophic lakes, ponds and pools Z2_Ea 1.438 Anglo-Armorican Erica cinerea-Ulex gallii heaths Z2_La1 0.073 Z2_La2 0.230 Atlantic Arrhenatherum grasslands Z2_Pa1 0.365 Z2_Pa1bis 0.271 Z2_Pa2 0.351 Z2_Pa2bis 0.006 Flood swards Z2_Ph1 0.133 Z2_Ph2 0.067 Middle European Salix alba forest Z2_Sm1 0.067 Z2_Sm2 0.038 Z2_Sm3 0.209 Urban and suburban public buildings Z2_Za1 0.019 Z2_Za2 0.027 Fallow un-inundated fields with annual and perennial weed communities Z2_Zr1 0.127 Zone 3 Station Mixed Atlantic Quercus forests with Hyacinthoides non-scripta Z3_Bo1 0.438 Z3_Bo2 0.826 Z3_Bo3 0.247 Anglo-Armorican Erica cinerea-Ulex gallii heaths Z3_La1 0.165 Z3_La2 0.050 Z3_La3 0.222 Z3_La4 0.019 Z3_La5 0.155 Z3_La6 0.141 Atlantic Arrhenatherum grasslands Z3_Pa1 0.179 Z3_Pa2 0.038 Dry or moist agriculturally-improved grassland Z3_Pa3 0.229 Z3_Pa4 0.439 Urban and suburban public buildings Z3_Za 1.853 Zone 4 Prairie des Etourneaux Mixed Atlantic Quercus forests with Hyacinthoides non-scripta Z4_Bo 1.643 Dry or moist agriculturally-improved grassland Z4_Pa 0.785 Fallow un-inundated fields with annual and perennial weed communities Z4_Zr1 0.089 Z4_Zr2 0.064 Zone 5 Les Pinçais Mixed Pinus sylvestris - thermophilous Quercus woodland Z5_Fo 0.981 Campino-Flandrian Calluna-Genista heaths Z5_La1 1.419 Z5_La2 0.494 TOTAL SBP study area 17.283